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Avoid a crash when host has no domain configured

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This commit is contained in:
dmiller 2016-05-23 04:30:05 +00:00
parent adfe806099
commit 5be0ac591b
1 changed files with 4 additions and 1 deletions
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5
scripts/broadcast-wpad-discover.nse
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@ -151,7 +151,10 @@ local function dnsDiscover()
-- first get all unique domain names
if ( not(name:match("in%-addr.arpa$")) ) then
local domain = name:match("^[^%.]-%.(.*)$")
domains[domain] = true
-- Check that the name has a domain component
if domain then
domains[domain] = true
end
end
end